+24Jun08=======================================================================
+1. Change the route finding algorithm completely. No more recursion. No more
+tree searching. It now gives you answers even on a partial cluster map. Oh
+and the answers are correct, instead on completely random.
+2. Put back (maybe some of) US State handling.
+3. Add CTY-1806 prefix data
+28May08=======================================================================
+1. remove "recursion limit" message from Route.pm
+28May08=======================================================================
+1. Improve the detection of short exact callsigns that are out of prefix area
+(eg K7A) (thank you FCC).
+2. Improve long line handling on console.pl
+3. Add CTY-1805 cty.dat